Exposure
ID
MATIS.2025-06-16T03:35:21.174_1
Header ID
MATIS.2025-06-16T03:35:21.174
Date updated
2025-06-16 03:45:51 UTC+0000
Release date
2026-06-16 03:45:51 UTC+0000
UTC Start
2025-06-16 03:35:21.174
UTC End
2025-06-16 03:36:21.234
MJD Start
60842.14955062
MJD End
60842.15024575889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.004841
Ambient temperature (°C)
6.15
Seeing (arcsec)
0.615
Observation
ID
68119
Category
science
Program ID
115.27VC.005
Program Title
UNVEILING THE MASS-LOSS PROCESS OF RED SUPERGIANTS: IMAGING THE RED SUPERGIANT VX SAGITARII WITH VLTI AND ALMA
Program Type
Normal
PI / COI
JADLOVSKY / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / KRTICKA / PALADINI / HÖFNER / FREYTAG / HUMPHREYS
Target
ID
50630
Name
V VX Sgr
RA
272.015659
DEC
-22.22406
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 85.1520 85.2710 108.1000 108.2000
A0-J2 119.5350 119.7350 83.4000 83.5000
A0-K0 119.2620 119.4270 59.8840 60.0260
G1-J2 55.2290 55.2800 43.2000 43.3000
G1-K0 89.1010 89.1180 14.4430 14.5790
J2-K0 48.5750 48.5780 341.3070 341.3910
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.005
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60842.14955062
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.015659
DEC -22.22406
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 85.152
HIERARCH ESO ISS PBL12 END 85.271
HIERARCH ESO ISS PBLA12 START 108.1
HIERARCH ESO ISS PBLA12 END 108.2
HIERARCH ESO ISS PBL13 START 119.535
HIERARCH ESO ISS PBL13 END 119.735
HIERARCH ESO ISS PBLA13 START 83.4
HIERARCH ESO ISS PBLA13 END 83.5
HIERARCH ESO ISS PBL14 START 119.262
HIERARCH ESO ISS PBL14 END 119.427
HIERARCH ESO ISS PBLA14 START 59.884
HIERARCH ESO ISS PBLA14 END 60.026
HIERARCH ESO ISS PBL23 START 55.229
HIERARCH ESO ISS PBL23 END 55.28
HIERARCH ESO ISS PBLA23 START 43.2
HIERARCH ESO ISS PBLA23 END 43.3
HIERARCH ESO ISS PBL24 START 89.101
HIERARCH ESO ISS PBL24 END 89.118
HIERARCH ESO ISS PBLA24 START 14.443
HIERARCH ESO ISS PBLA24 END 14.579
HIERARCH ESO ISS PBL34 START 48.575
HIERARCH ESO ISS PBL34 END 48.578
HIERARCH ESO ISS PBLA34 START 341.307
HIERARCH ESO ISS PBLA34 END 341.391
HIERARCH ESO ISS AMBI TAU0 START 0.004642
HIERARCH ESO ISS AMBI TAU0 END 0.00504
HIERARCH ESO ISS AMBI TEMP 6.15
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.66